package com.time.normal;

import java.math.BigDecimal;
import java.time.LocalDateTime;

/**
 * @program: tes
 * @description:
 * @author: xuejingjing
 * @create: 2021-10-14 10:19
 **/
public class Test {

//    @SuppressWarnings({"all"})
    public static void main(String[] args) {

//        BeanUtils.copyProperties(obj,importProcessedSecondStepLowPressureTerritory);

        LocalDateTimeTest();
        quickerKeyTest();

        //

        //单位换算
//        CalculatePriceUnit();
    }

    public static void quickerKeyTest() {
        //      itit快捷键
//        while (iterator.hasNext()) {
//            Object next =  iterator.next();
//
//        }
        //ctrl+j
//        for (Iterator iterator = collection.iterator(); iterator.hasNext(); ) {
//            Object next =  iterator.next();
//
//        }
    }

    public static void LocalDateTimeTest() {
        LocalDateTime now = LocalDateTime.now(); //2021-10-18T10:41:44.359
        System.out.println(now);
    }

    public static void CalculatePriceUnit() {
        BigDecimal totalPrice = new BigDecimal(9876);

        String wan = NumberToCN.number2CNMontrayUnit(new BigDecimal(totalPrice.intValue() / 10000));
        BigDecimal bigDecimalQian = new BigDecimal(totalPrice.intValue() % 10000);
        String qian = NumberToCN.number2CNMontrayUnit(new BigDecimal(bigDecimalQian.intValue() / 1000));
        BigDecimal bigDecimalBai = new BigDecimal(totalPrice.intValue() % 1000);
        String bai = NumberToCN.number2CNMontrayUnit(new BigDecimal(bigDecimalBai.intValue() / 100));
        BigDecimal bigDecimalShi = new BigDecimal(totalPrice.intValue() % 1000%100);
        String shi = NumberToCN.number2CNMontrayUnit(new BigDecimal(bigDecimalShi.intValue() / 10));
        BigDecimal bigDecimalGewei = new BigDecimal(totalPrice.intValue() % 1000%100%10);
        String gewei = NumberToCN.number2CNMontrayUnit(new BigDecimal(bigDecimalGewei.intValue() / 1));
        System.out.println("万="+wan+"\n"+"千="+qian+"\n"+"百="+bai+"\n"+"十位="+shi+"\n"+"个位="+gewei);
    }
}

class NumberToCN {
    /**
     * 汉语中数字大写
     */
    private static final String[] CN_UPPER_NUMBER = { "零 ", "壹 ", "贰 ", "叁 ", "肆 ",
            "伍 ", "陆 ", "柒 ", "捌 ", "玖 " };
    /**
     * 汉语中货币单位大写，这样的设计类似于占位符
     */
    private static final String[] CN_UPPER_MONETRAY_UNIT = { "分 ", "角 ", " ",
            "拾 ", "佰 ", "仟 ", "万 ", "拾 ", "佰 ", "仟 ", "亿 ", "拾 ", "佰 ", "仟 ", "兆 ", "拾 ",
            "佰 ", "仟 " };
    /**
     * 特殊字符：整
     */
    private static final String CN_FULL = "";
    /**
     * 特殊字符：负
     */
    private static final String CN_NEGATIVE = "负";
    /**
     * 金额的精度，默认值为2
     */
    private static final int MONEY_PRECISION = 2;
    /**
     * 特殊字符：零元整
     */
    private static final String CN_ZEOR_FULL = "零元" + CN_FULL;

    /**
     * 输入的金额转化为汉语中人民币大写格式
     * @param numberOfMoney
     * @return
     */

    public static String number2CNMontrayUnit(BigDecimal numberOfMoney) {
        StringBuffer sb = new StringBuffer();
        // -1, 0, or 1 as the value of this BigDecimal is negative, zero, or
        // positive.
        int signum = numberOfMoney.signum();
        // 零元整的情况
        if (signum == 0) {
           // return CN_ZEOR_FULL;
            return "/";
        }
        // 这里会进行金额的四舍五入
        long number = numberOfMoney.movePointRight(MONEY_PRECISION)
                .setScale(0, 4).abs().longValue();
        // 得到小数点后两位值
        long scale = number % 100;
        int numUnit = 0;
        int numIndex = 0;
        boolean getZero = false;
        // 判断最后两位数，一共有四中情况：00 = 0, 01 = 1, 10, 11
        if (!(scale > 0)) {
            numIndex = 2;
            number = number / 100;
            getZero = true;
        }
        if ((scale > 0) && (!(scale % 10 > 0))) {
            numIndex = 1;
            number = number / 10;
            getZero = true;
        }
        int zeroSize = 0;
        while (true) {
            if (number <= 0) {
                break;
            }
            // 每次获取到最后一个数
            numUnit = (int) (number % 10);
            if (numUnit > 0) {
                if ((numIndex == 9) && (zeroSize >= 3)) {
                    sb.insert(0, CN_UPPER_MONETRAY_UNIT[6]);
                }
                if ((numIndex == 13) && (zeroSize >= 3)) {
                    sb.insert(0, CN_UPPER_MONETRAY_UNIT[10]);
                }
                sb.insert(0, CN_UPPER_MONETRAY_UNIT[numIndex]);
                sb.insert(0, CN_UPPER_NUMBER[numUnit]);
                getZero = false;
                zeroSize = 0;
            } else {
                ++zeroSize;
                if (!(getZero)) {
                    sb.insert(0, CN_UPPER_NUMBER[numUnit]);
                }
                if (numIndex == 2) {
                    if (number > 0) {
                        sb.insert(0, CN_UPPER_MONETRAY_UNIT[numIndex]);
                    }
                } else if (((numIndex - 2) % 4 == 0) && (number % 1000 > 0)) {
                    sb.insert(0, CN_UPPER_MONETRAY_UNIT[numIndex]);
                }
                getZero = true;
            }
            // 让number每次都去掉最后一个数
            number = number / 10;
            ++numIndex;
        }
        // 如果signum == -1，则说明输入的数字为负数，就在最前面追加特殊字符：负
        if (signum == -1) {
            sb.insert(0, CN_NEGATIVE);
        }
        // 输入的数字小数点后两位为"00"的情况，则要在最后追加特殊字符：整
        if (!(scale > 0)) {
            sb.append(CN_FULL);
        }

        return sb.toString();
    }
}

